Examples with ClusterContext io.stackgres.common.ClusterContext used on opensource projects

Example 1 with ClusterContext

use of io.stackgres.common.ClusterContext in project stackgres by ongres.

the class ClusterStatefulSet method generateResource.

@Override
public Stream<HasMetadata> generateResource(StackGresClusterContext context) {
    final StackGresCluster cluster = context.getSource();
    final ObjectMeta metadata = cluster.getMetadata();
    final String name = metadata.getName();
    final String namespace = metadata.getNamespace();
    final StackGresPodPersistentVolume persistentVolume = cluster.getSpec().getPod().getPersistentVolume();
    StorageConfig dataStorageConfig = ImmutableStorageConfig.builder().size(persistentVolume.getSize()).storageClass(Optional.ofNullable(persistentVolume.getStorageClass()).orElse(null)).build();
    final Map<String, String> labels = labelFactory.clusterLabels(cluster);
    final Map<String, String> podLabels = labelFactory.statefulSetPodLabels(cluster);
    Map<String, VolumePair> availableVolumesPairs = volumeDiscoverer.discoverVolumes(context);
    final PersistentVolumeClaimSpecBuilder volumeClaimSpec = new PersistentVolumeClaimSpecBuilder().withAccessModes("ReadWriteOnce").withResources(dataStorageConfig.getResourceRequirements()).withStorageClassName(dataStorageConfig.getStorageClass());
    Map<String, Volume> availableVolumes = availableVolumesPairs.entrySet().stream().collect(Collectors.toMap(Map.Entry::getKey, vp -> vp.getValue().getVolume()));
    final PodTemplateResult podTemplateSpec = podTemplateSpecFactory.getPodTemplateSpec(ImmutableStackGresClusterContainerContext.builder().clusterContext(context).availableVolumes(availableVolumes).dataVolumeName(dataName(context)).build());
    StatefulSet clusterStatefulSet = new StatefulSetBuilder().withNewMetadata().withNamespace(namespace).withName(name).withLabels(labels).endMetadata().withNewSpec().withReplicas(cluster.getSpec().getInstances()).withSelector(new LabelSelectorBuilder().addToMatchLabels(podLabels).build()).withUpdateStrategy(new StatefulSetUpdateStrategyBuilder().withType("OnDelete").build()).withServiceName(name).withTemplate(podTemplateSpec.getSpec()).withVolumeClaimTemplates(new PersistentVolumeClaimBuilder().withNewMetadata().withNamespace(namespace).withName(dataName(context)).withLabels(labels).endMetadata().withSpec(volumeClaimSpec.build()).build()).endSpec().build();
    var volumeDependencies = podTemplateSpec.claimedVolumes().stream().map(availableVolumesPairs::get).filter(Objects::nonNull).map(VolumePair::getSource).filter(Optional::isPresent).map(Optional::get);
    return Stream.concat(Stream.of(clusterStatefulSet), volumeDependencies);
}